Re: 906114-4 and 5

From: Pete Rittwage (peter_at_rittwage.com)
Date: 2008-12-03 02:19:29

Marko Mäkelä wrote:
> On Mon, Dec 01, 2008 at 04:36:21PM -0500, peter@rittwage.com wrote:
>> Sorry!
>>
>> NTSC is 6567
>> PAL is 6569
>>
>> Am I correct that you can make an NTSC machine into PAL (or vice versa) by
>> swapping the VIC and the clock crystal?
> 
> You will also have to switch the clock divider.  The bus clock is
> 14.318181 MHz / 14 on NTSC and 17.734472 MHz / 18 on PAL.  Old
> monitors often do not handle both NTSC and PAL color modulation.
> That is, you will likely see a grayscale picture, unless you have
> an RGB converter that handles PAL.
> 
> 	Marko
> 
>        Message was sent through the cbm-hackers mailing list

Out of curiosity, do 1541's in PAL countries run at a different speed 
than drives in NTSC?

-
Pete

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